The XHW11.17N AR (Annovi Reverberi) pump is an oil filled Triplex Plunger Pump used in various pressure washers. The XHW11.17N plunger pump is rated at up to 2.9 GPM at 2500 PSI. Direct drive system provides connection to most 24mm shaft 5.0 HP and above engines and spins at 1450 RPM. This pump has a solid shaft.